diff --git a/.github/workflows/build_nightly.yml b/.github/workflows/build_nightly.yml
index 2a98539..7627662 100644
--- a/.github/workflows/build_nightly.yml
+++ b/.github/workflows/build_nightly.yml
@@ -77,6 +77,7 @@ jobs:
         run: |
           git config --global user.email "$(git log --format='%ae' HEAD^!)"
           git config --global user.name "$(git log --format='%an' HEAD^!)"
+          git fetch origin gh-pages
       - uses: subosito/flutter-action@v1.4.0
         with:
           channel: 'stable'